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<a href="eulerian__compressible__fluid__dynamics__inner_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -------------------------------------------------------------------------*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">*                               SPHinXsys                                   *</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">* --------------------------------------------------------------------------*</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">* SPHinXsys (pronunciation: s&#39;finksis) is an acronym from Smoothed Particle *</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">* Hydrodynamics for industrial compleX systems. It provides C++ APIs for    *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">* physical accurate simulation and aims to model coupled industrial dynamic *</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">* systems including fluid, solid, multi-body dynamics and beyond with SPH   *</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">* (smoothed particle hydrodynamics), a meshless computational method using  *</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">* particle discretization.                                                  *</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">* SPHinXsys is partially funded by German Research Foundation               *</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">* (Deutsche Forschungsgemeinschaft) DFG HU1527/6-1, HU1527/10-1             *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">* and HU1527/12-1.                                                          *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">* Portions copyright (c) 2017-2020 Technical University of Munich and       *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">* the authors&#39; affiliations.                                                *</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment">* Licensed under the Apache License, Version 2.0 (the &quot;License&quot;); you may   *</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">* not use this file except in compliance with the License. You may obtain a *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">* copy of the License at http://www.apache.org/licenses/LICENSE-2.0.        *</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">* --------------------------------------------------------------------------*/</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#pragma once</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="fluid__dynamics__inner_8h.html">fluid_dynamics_inner.h</a>&quot;</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#include &quot;all_particle_dynamics.h&quot;</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="base__kernel_8h.html">base_kernel.h</a>&quot;</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="external__force_8h.html">external_force.h</a>&quot;</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &quot;riemann_solver.h&quot;</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="compressible__fluid_8h.html">compressible_fluid.h</a>&quot;</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_s_p_h.html">SPH</a></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;{</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    <span class="keyword">namespace </span>eulerian_compressible_fluid_dynamics</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    {</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;        <span class="keyword">typedef</span> DataDelegateSimple&lt;EulerianFluidBody, CompressibleFluidParticles, CompressibleFluid&gt; CompressibleFluidDataSimple;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;        <span class="keyword">typedef</span> DataDelegateInner&lt;EulerianFluidBody, CompressibleFluidParticles, CompressibleFluid&gt; CompressibleFluidDataInner;</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;</div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization.html">   47</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization.html">CompressibleFlowTimeStepInitialization</a></div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;            : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_simple.html">ParticleDynamicsSimple</a>,</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;              <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">CompressibleFluidDataSimple</a></div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        {</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        <span class="keyword">private</span>:</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;            <a class="code" href="class_s_p_h_1_1_unique_ptr_keeper.html">UniquePtrKeeper&lt;Gravity&gt;</a> gravity_ptr_keeper_;</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization.html">CompressibleFlowTimeStepInitialization</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body);</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;            <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization.html">CompressibleFlowTimeStepInitialization</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body, <a class="code" href="class_s_p_h_1_1_gravity.html">Gravity</a> &amp;gravity);</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization.html">CompressibleFlowTimeStepInitialization</a>(){};</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;rho_, &amp;dE_dt_prior_;</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_, &amp;vel_, &amp;dmom_dt_prior_;</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;            <a class="code" href="class_s_p_h_1_1_gravity.html">Gravity</a> *gravity_;</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization.html#a6b008b6e80a85403faffb70c7b459046">setupDynamics</a>(Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;        };</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div><div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_fluid_initial_condition.html">   72</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_fluid_initial_condition.html">CompressibleFluidInitialCondition</a></div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;            : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_simple.html">ParticleDynamicsSimple</a>,</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;              <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">CompressibleFluidDataSimple</a></div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;        {</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_fluid_initial_condition.html">CompressibleFluidInitialCondition</a>(<a class="code" href="class_s_p_h_1_1_eulerian_fluid_body.html">EulerianFluidBody</a> &amp;body);</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_fluid_initial_condition.html">CompressibleFluidInitialCondition</a>(){};</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_, &amp;vel_, &amp;mom_;</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;rho_, &amp;E_, &amp;p_;</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;            Real gamma_;</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;        };</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_viscous_acceleration_inner.html">   90</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_viscous_acceleration_inner.html">ViscousAccelerationInner</a></div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;            : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_interaction_dynamics.html">InteractionDynamics</a>,</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;              <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_inner.html">CompressibleFluidDataInner</a></div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;        {</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_viscous_acceleration_inner.html">ViscousAccelerationInner</a>(<a class="code" href="class_s_p_h_1_1_base_body_relation_inner.html">BaseBodyRelationInner</a> &amp;inner_relation);</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_viscous_acceleration_inner.html">ViscousAccelerationInner</a>(){};</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;            Real mu_;</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;            Real smoothing_length_;</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;Vol_, &amp;rho_, &amp;p_, &amp;mass_, &amp;dE_dt_prior_;</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;vel_, &amp;dmom_dt_prior_;</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Interaction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;        };</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;</div><div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_acoustic_time_step_size.html">  111</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_acoustic_time_step_size.html">AcousticTimeStepSize</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_reduce.html">ParticleDynamicsReduce</a>&lt;Real, ReduceMax&gt;, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">CompressibleFluidDataSimple</a></div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        {</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_acoustic_time_step_size.html">AcousticTimeStepSize</a>(<a class="code" href="class_s_p_h_1_1_eulerian_fluid_body.html">EulerianFluidBody</a> &amp;body);</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_acoustic_time_step_size.html">AcousticTimeStepSize</a>(){};</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;rho_, &amp;p_;</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;vel_;</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;            Real smoothing_length_;</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;            Real ReduceFunction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;            Real OutputResult(Real reduced_value) <span class="keyword">override</span>;</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        };</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;</div><div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_relaxation.html">  129</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_relaxation.html">BaseRelaxation</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics1_level.html">ParticleDynamics1Level</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_inner.html">CompressibleFluidDataInner</a></div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;        {</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_relaxation.html">BaseRelaxation</a>(<a class="code" href="class_s_p_h_1_1_base_body_relation_inner.html">BaseBodyRelationInner</a> &amp;inner_relation);</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_relaxation.html">BaseRelaxation</a>(){};</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;Vol_, &amp;rho_, &amp;p_, &amp;drho_dt_, &amp;E_, &amp;dE_dt_, &amp;dE_dt_prior_;</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;vel_, &amp;mom_, &amp;dmom_dt_, &amp;dmom_dt_prior_;</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;        };</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;</div><div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation.html">  144</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation.html">BasePressureRelaxation</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_relaxation.html">BaseRelaxation</a></div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;        {</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation.html">BasePressureRelaxation</a>(<a class="code" href="class_s_p_h_1_1_base_body_relation_inner.html">BaseBodyRelationInner</a> &amp;inner_relation);</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation.html">BasePressureRelaxation</a>(){};</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Initialization(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;        };</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;        <span class="keyword">template</span> &lt;<span class="keyword">class</span> RiemannSolverType&gt;</div><div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner.html">  161</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner.html">BasePressureRelaxationInner</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation.html">BasePressureRelaxation</a></div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;        {</div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner.html">BasePressureRelaxationInner</a>(<a class="code" href="class_s_p_h_1_1_base_body_relation_inner.html">BaseBodyRelationInner</a> &amp;inner_relation);</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner.html">BasePressureRelaxationInner</a>(){};</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;            RiemannSolverType riemann_solver_;</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Interaction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;        };</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;        <span class="keyword">using</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner.html">PressureRelaxationHLLCRiemannInner</a> = <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner.html">BasePressureRelaxationInner&lt;HLLCRiemannSolver&gt;</a>;</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;        <span class="keyword">using</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner.html">PressureRelaxationHLLCWithLimiterRiemannInner</a> = <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner.html">BasePressureRelaxationInner&lt;HLLCWithLimiterRiemannSolver&gt;</a>;</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;</div><div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation.html">  178</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation.html">BaseDensityAndEnergyRelaxation</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_relaxation.html">BaseRelaxation</a></div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;        {</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation.html">BaseDensityAndEnergyRelaxation</a>(<a class="code" href="class_s_p_h_1_1_base_body_relation_inner.html">BaseBodyRelationInner</a> &amp;inner_relation);</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation.html">BaseDensityAndEnergyRelaxation</a>(){};</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Initialization(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0)<span class="keyword"> override</span>{};</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;        };</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;        <span class="keyword">template</span> &lt;<span class="keyword">class</span> RiemannSolverType&gt;</div><div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation_inner.html">  194</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation_inner.html">BaseDensityAndEnergyRelaxationInner</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation.html">BaseDensityAndEnergyRelaxation</a></div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;        {</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160; 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       <span class="keyword">using</span> <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation_inner.html">DensityAndEnergyRelaxationHLLCWithLimiterRiemannInner</a> = <a class="code" href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation_inner.html">BaseDensityAndEnergyRelaxationInner&lt;HLLCWithLimiterRiemannSolver&gt;</a>;</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;    }</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;}</div><div class="ttc" id="class_std_large_vec_3_01_real_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt; Real &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_data_delegate_inner_html"><div class="ttname"><a href="class_s_p_h_1_1_data_delegate_inner.html">SPH::DataDelegateInner</a></div><div class="ttdoc">prepare data for inner particle dynamics </div><div class="ttdef"><b>Definition:</b> base_particle_dynamics.h:216</div></div>
<div class="ttc" id="class_s_p_h_1_1_particle_dynamics_simple_html"><div class="ttname"><a href="class_s_p_h_1_1_particle_dynamics_simple.html">SPH::ParticleDynamicsSimple</a></div><div class="ttdoc">Simple particle dynamics without considering particle interaction. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:48</div></div>
<div class="ttc" id="fluid__dynamics__inner_8h_html"><div class="ttname"><a href="fluid__dynamics__inner_8h.html">fluid_dynamics_inner.h</a></div><div class="ttdoc">Here, we define the algorithm classes for fluid dynamics within the body. </div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization_html_a6b008b6e80a85403faffb70c7b459046"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization.html#a6b008b6e80a85403faffb70c7b459046">SPH::eulerian_compressible_fluid_dynamics::CompressibleFlowTimeStepInitialization::setupDynamics</a></div><div class="ttdeci">virtual void setupDynamics(Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.cpp:30</div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_relaxation_html"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_relaxation.html">SPH::eulerian_compressible_fluid_dynamics::BaseRelaxation</a></div><div class="ttdoc">Pure abstract base class for all fluid relaxation schemes. </div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.h:129</div></div>
<div class="ttc" id="class_std_large_vec_3_01_vecd_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt; Vecd &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_unique_ptr_keeper_html"><div class="ttname"><a href="class_s_p_h_1_1_unique_ptr_keeper.html">SPH::UniquePtrKeeper</a></div><div class="ttdoc">A wrapper to provide an ownership for a new derived object which previous often generated by new a ra...</div><div class="ttdef"><b>Definition:</b> ownership.h:90</div></div>
<div class="ttc" id="class_s_p_h_1_1_particle_dynamics_reduce_html"><div class="ttname"><a href="class_s_p_h_1_1_particle_dynamics_reduce.html">SPH::ParticleDynamicsReduce</a></div><div class="ttdoc">Base abstract class for reduce. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:69</div></div>
<div class="ttc" id="class_s_p_h_1_1_eulerian_fluid_body_html"><div class="ttname"><a href="class_s_p_h_1_1_eulerian_fluid_body.html">SPH::EulerianFluidBody</a></div><div class="ttdoc">Eulerian Fluid body uses smoothing length to particle spacing 1.3. </div><div class="ttdef"><b>Definition:</b> fluid_body.h:60</div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_acoustic_time_step_size_html"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_acoustic_time_step_size.html">SPH::eulerian_compressible_fluid_dynamics::AcousticTimeStepSize</a></div><div class="ttdoc">Computing the acoustic time step size. </div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.h:111</div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_fluid_initial_condition_html"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_fluid_initial_condition.html">SPH::eulerian_compressible_fluid_dynamics::CompressibleFluidInitialCondition</a></div><div class="ttdoc">Set initial condition for a fluid body. This is a abstract class to be override for case specific ini...</div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.h:72</div></div>
<div class="ttc" id="class_s_p_h_1_1_particle_dynamics1_level_html"><div class="ttname"><a href="class_s_p_h_1_1_particle_dynamics1_level.html">SPH::ParticleDynamics1Level</a></div><div class="ttdoc">This class includes an initialization, an interaction and a update steps. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:181</div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_html"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation.html">SPH::eulerian_compressible_fluid_dynamics::BasePressureRelaxation</a></div><div class="ttdoc">Abstract base class for all pressure relaxation schemes. </div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.h:144</div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation_inner_html"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation_inner.html">SPH::eulerian_compressible_fluid_dynamics::BaseDensityAndEnergyRelaxationInner</a></div><div class="ttdoc">Template density relaxation scheme in HLLC Riemann solver with and without limiter. </div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.h:194</div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_viscous_acceleration_inner_html"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_viscous_acceleration_inner.html">SPH::eulerian_compressible_fluid_dynamics::ViscousAccelerationInner</a></div><div class="ttdoc">the viscosity force induced acceleration </div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.h:90</div></div>
<div class="ttc" id="class_s_p_h_1_1_interaction_dynamics_html"><div class="ttname"><a href="class_s_p_h_1_1_interaction_dynamics.html">SPH::InteractionDynamics</a></div><div class="ttdoc">This is the class for particle interaction with other particles. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:115</div></div>
<div class="ttc" id="class_s_p_h_1_1_s_p_h_body_html"><div class="ttname"><a href="class_s_p_h_1_1_s_p_h_body.html">SPH::SPHBody</a></div><div class="ttdoc">SPHBody is a base body with basic data and functions. Its derived class can be a real fluid body...</div><div class="ttdef"><b>Definition:</b> base_body.h:61</div></div>
<div class="ttc" id="external__force_8h_html"><div class="ttname"><a href="external__force_8h.html">external_force.h</a></div><div class="ttdoc">Here, we define the base external force class. </div></div>
<div class="ttc" id="compressible__fluid_8h_html"><div class="ttname"><a href="compressible__fluid_8h.html">compressible_fluid.h</a></div><div class="ttdoc">Describe the compressible fluid which is used model compressible fluids. Here, we have ideal gas equa...</div></div>
<div class="ttc" id="class_s_p_h_1_1_base_body_relation_inner_html"><div class="ttname"><a href="class_s_p_h_1_1_base_body_relation_inner.html">SPH::BaseBodyRelationInner</a></div><div class="ttdoc">The abstract relation within a SPH body. </div><div class="ttdef"><b>Definition:</b> base_body_relation.h:117</div></div>
<div class="ttc" id="class_s_p_h_1_1_data_delegate_simple_html"><div class="ttname"><a href="class_s_p_h_1_1_data_delegate_simple.html">SPH::DataDelegateSimple</a></div><div class="ttdoc">prepare data for simple particle dynamics. </div><div class="ttdef"><b>Definition:</b> base_particle_dynamics.h:185</div></div>
<div class="ttc" id="base__kernel_8h_html"><div class="ttname"><a href="base__kernel_8h.html">base_kernel.h</a></div><div class="ttdoc">This is the base classes of kernel functions. Implementation will be implemented in derived classes...</div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization_html"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_compressible_flow_time_step_initialization.html">SPH::eulerian_compressible_fluid_dynamics::CompressibleFlowTimeStepInitialization</a></div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.h:47</div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation_html"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_density_and_energy_relaxation.html">SPH::eulerian_compressible_fluid_dynamics::BaseDensityAndEnergyRelaxation</a></div><div class="ttdoc">Abstract base class for all density relaxation schemes. </div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.h:178</div></div>
<div class="ttc" id="class_s_p_h_1_1_gravity_html"><div class="ttname"><a href="class_s_p_h_1_1_gravity.html">SPH::Gravity</a></div><div class="ttdoc">The gravity force, derived class of External force. </div><div class="ttdef"><b>Definition:</b> external_force.h:55</div></div>
<div class="ttc" id="namespace_s_p_h_html"><div class="ttname"><a href="namespace_s_p_h.html">SPH</a></div><div class="ttdef"><b>Definition:</b> solid_body_supplementary.cpp:9</div></div>
<div class="ttc" id="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner_html"><div class="ttname"><a href="class_s_p_h_1_1eulerian__compressible__fluid__dynamics_1_1_base_pressure_relaxation_inner.html">SPH::eulerian_compressible_fluid_dynamics::BasePressureRelaxationInner</a></div><div class="ttdoc">Template class for pressure relaxation scheme with the Riemann solver as template variable...</div><div class="ttdef"><b>Definition:</b> eulerian_compressible_fluid_dynamics_inner.h:161</div></div>
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